Leash



FIG. 1 is a top view of a leash showing our new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a front left perspective view thereof.

The broken line showing of a leash depicts environment and forms no part of the claim. 

CLAIM The ornamental design for a leash, as shown and described. 